#ifndef define
#define define
#include <iostream>
#include <conio.h>
using namespace std;
class Rectangle {
	int width;
	int height;
public:
	Rectangle() {}
	Rectangle(int x, int y) : width(x), height(y) {}
	int area() { return width * height; }
	friend void printf(Rectangle param);
};

#endif // !define






